package com.wenda.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

import com.wenda.entity.User;

public class SubmitFilter implements Filter {

	@Override
	public void init(FilterConfig filterConfig) throws ServletException {
	}

	@Override
	public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
			throws IOException, ServletException {
		// 获取session
				HttpServletRequest req = (HttpServletRequest) request;
				HttpSession session = req.getSession();
				User user = (User) session.getAttribute("user");
				if(user!= null && user.getRoleId() > 3 ) {
					req.setAttribute("msg", "你尚不具备该权限");
					req.getRequestDispatcher("/WEB-INF/public/msg.jsp").forward(req, response);
				}
				chain.doFilter(req, response);
		
	}

	@Override
	public void destroy() {
		// TODO Auto-generated method stub
		
	}
	//更具用户权限拦截路径
}
